require_relative 'big_step/add'
require_relative 'big_step/assign'
require_relative 'big_step/boolean'
require_relative 'big_step/do_nothing'
require_relative 'big_step/if'
require_relative 'big_step/less_than'
require_relative 'big_step/multiply'
require_relative 'big_step/number'
require_relative 'big_step/sequence'
require_relative 'big_step/variable'
require_relative 'big_step/while'
